South Dakota + Grinning Scientists + Abandoned Mine + Secret Underground Fort

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Better sick the Area 51 watchers on this one, pronto! But seriously:<blockquote>Neutrinos move at nearly the speed of light, scientists say, and cosmic radiation, a sort of clutter, makes it difficult to study them at the earth’s surface. Deep underground, there’s less clutter or static.</blockquote>

Written on July 10, 2007